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API 570 Question wrong on Open and Closed Book; Questions & Answers 100% Correct $13.49   Add to cart

Exam (elaborations)

API 570 Question wrong on Open and Closed Book; Questions & Answers 100% Correct

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  • Course
  • API 570
  • Institution
  • API 570

API 570 Question wrong on Open and Closed Book; Questions & Answers 100% Correct If the probable corrosion rate for a new piping system or a piping system for which service conditions are being changed cannot be determined, when shall initial non-destructive thickness measurement determinati...

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  • August 24, 2024
  • 18
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • API 570
  • API 570
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API 570 Question wrong on Open and Closed
Book; Questions & Answers 100% Correct
If the probable corrosion rate for a new piping system or a piping system for
which service conditions are being changed cannot be determined, when shall
initial non-destructive thickness measurement determination be made?

a) After no more than three months of service.

b)After no more than six months of service.

c)After no more than nine months of service.

d) After no more than twelve months of service Answer-A



When is the next inspection sate for a class 3 piping system, last inspected on
August 15, 2006, if the remaining life is determined to be 12 years?

a) 15-Aug-16

b)15-Aug-09

c)1-Apr-10

d)15-Aug-12 Answer-D



Select the minimum thickness to order for the pipe selected, considering
manufacturers minus tolerance for the following conditions: ASTM A53 Grade B,
NPS 4, with a pressure design thickness of 0.400 in. and a corrosion allowance of
0.125 in (round to closet 0..001 in)

, API 570 Question wrong on Open and Closed
Book; Questions & Answers 100% Correct
a) 0.674 in

b) 0.450 in

c) 0.531 in

d) 0.575 in Answer-A



The owner/user shall maintain appropriate permanent progressive records of
each piping system covered by API 570. What information shall these records
contain?

a) piping system service

b) welding procedure classifications

c) documents necessary to record the name of the companies performing the
testing

d)All of the above Answer-A



For a GMAW-S PQR with back purge of a groove welded pipe test coupon 0.375
in. thickness, P-No.3 to P-No 3 base metal, with 250 F preheat, what is the
thickness range of base metal that can be qualified?

a) 0.188-0.375 in

b) 0.063-0.413 in

, API 570 Question wrong on Open and Closed
Book; Questions & Answers 100% Correct
c) 0.063-0.750 in

d) 0.188-0.750 in Answer-B



For existing piping systems, how shall corrosion rates be calculated?

a) on either a short term or long term basis

b) on either a short term or a long term basis as selected be the authorized
inspector

c) on wither a short term or long term basis as selected be the piping engineer

d) on either a short term or a long term basis, whichever is the longest
Answer-A



During a SMAW Procedure qualification, if the WPS lists a minimum preheat of
250 F and the test coupon was welded with a 149F minimum preheat, what
would be the qualified preheat temperature if all other tests passed?

a) 149F minimum

b) 250F minimum

c) none, since preheat is essential variable and the PQR would not support the
WPS

d) 249F Answer-C

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